$OpenBSD: patch-src_mt63_dsp_h,v 1.1 2010/05/23 17:05:36 espie Exp $
--- src/mt63/dsp.h.orig	Sun May 23 19:03:49 2010
+++ src/mt63/dsp.h	Sun May 23 19:03:32 2010
@@ -551,6 +551,7 @@ template <class typeInp, class typeOut, class typeW>
 { double Sum, Diff;
   Sum=Mid+Out; Diff=Mid-Out; Mid+=W2*Inp-W1*Sum; Out+=W5*Diff; }
 
+#if 0
 template <class typeInp, class typeW>
  inline void LowPass2(typeInp Inp, LowPass2elem &Elem,
 		typeW W1, typeW W2, typeW W5)
@@ -565,6 +566,7 @@ template <class typeInp>
   Diff=Elem.Mid-Elem.Out;
   Elem.Mid+=Weight.W2*Inp-Weigth.W1*Sum;
   Out+=Weight.W5*Diff; }
+#endif
 
 /*
 inline void LowPass2(float Inp, double &Mid, double &Out,
